Tool
SWP Calculator
Model systematic withdrawals from your retirement corpus — see if it lasts and what the maximum sustainable monthly withdrawal is.
How a Systematic Withdrawal Plan works
An SWP is the mirror image of a SIP. Instead of investing a fixed amount monthly, you withdraw a fixed amount from your mutual fund corpus every month. The remaining corpus continues to earn returns. If your portfolio return exceeds your withdrawal rate, your corpus actually grows over time. If the return falls short, the corpus depletes — the question is how fast.
SWP is the most popular retirement income strategy for Indian mutual fund investors, preferred over traditional annuities because it offers liquidity (the corpus stays accessible), potential for capital appreciation, and better tax treatment — only the gains portion of each withdrawal is taxed, not the entire amount.
The formula
where C0 = starting corpus, r = monthly return, W = monthly withdrawal, n = months
Max sustainable withdrawal (corpus depletes exactly at end):
W = C0 × r × (1+r)n / [(1+r)n−1]
r = 8% ÷ 12 = 0.667%/month, n = 360 months
Max sustainable = ₹1Cr × 0.00667 × (1.00667)360 / [(1.00667)360−1] = ₹72,500/month
At ₹60,000/month withdrawal, corpus grows to ≈ ₹2.8 Cr after 30 years (returns exceed withdrawals)
The critical insight: withdrawal rate vs portfolio return
Your SWP is sustainable if your portfolio's annual return exceeds your annual withdrawal rate. At ₹1 crore corpus withdrawing ₹60,000/month, you're withdrawing 7.2% annually. If the corpus earns 8%, you're net positive — the corpus grows. If it earns 6%, the corpus slowly depletes. Sequence-of-returns risk (getting bad returns in the early years of retirement) is the biggest threat, which is why keeping 1–2 years of expenses in liquid funds is essential.
A 2021 Morningstar India study on sustainable withdrawal rates found that a 4% withdrawal from an Indian equity-heavy portfolio had approximately a 75% success rate over 30 years, compared to ~95% for a 3% withdrawal — reinforcing the conservative approach for long retirement horizons.
SWP tax advantage over FD interest and annuity
When you withdraw from a mutual fund via SWP, only the capital gains portion is taxed, not the full withdrawal. For equity mutual funds held over 1 year, long-term capital gains above ₹1.25 lakh/year are taxed at 12.5%. On a ₹60,000/month SWP from a ₹1 crore corpus with 10% growth, only a fraction of each withdrawal is taxable gain. Compare this to FD interest (fully taxable at slab rate) or annuity income (fully taxable). This makes SWP significantly more tax-efficient than both alternatives — especially for those in the 30% slab.
According to an AMFI white paper on retirement income solutions, SWP from balanced advantage funds (earning 10-11% while withdrawing 6-8%) has consistently provided the most tax-efficient income for Indian retirees over the past decade.
Frequently Asked Questions
What return rate should I assume for an SWP corpus?
For a conservative retirement portfolio (40-50% equity, 50-60% debt), 7–8% is a reasonable long-term assumption. For an equity-heavy portfolio (70%+ equity), 9–11% is achievable over the long run, but with higher short-term volatility. Many retirees use a "bucket strategy" — keeping 1-2 years of expenses in a liquid fund (3-4%), 3-5 years in debt (6-7%), and the rest in equity (10-12%) — and rebalancing annually.
How is SWP different from dividend plans?
Dividend plans (now called IDCW — Income Distribution cum Capital Withdrawal) pay out distributions from the fund's NAV, which directly reduces the NAV. With SWP, you choose how much to withdraw and when, and the corpus continues to compound on the remaining units. SWP gives you control; dividends are at the fund manager's discretion. Since the 2020 SEBI reclassification, dividends are taxed at slab rate, further tilting the advantage toward SWP for most investors.
What happens if markets crash mid-SWP?
This is sequence-of-returns risk — the most dangerous scenario for retirees. If markets fall 40% in year 2 of your retirement, your corpus shrinks dramatically while you keep withdrawing, and you never get the chance to recover fully. Mitigation strategies: maintain a 1-2 year cash buffer, reduce withdrawals by 10-20% in bad market years, and use a flexible withdrawal strategy rather than a rigid fixed amount. Some advisors recommend "floor and upside" — cover fixed expenses from debt instruments and use equity SWP only for discretionary spending.
Should I prefer SWP or NPS annuity for retirement income?
SWP wins on flexibility, liquidity, and tax efficiency. NPS annuity wins on certainty — it pays a fixed amount regardless of market performance, for life (or a specified period). A pragmatic approach: use NPS annuity (mandatory 40% of corpus) for guaranteed baseline income covering fixed expenses, and deploy the remaining 60% lump sum into SWP for discretionary needs and growth. This hedges against both longevity risk (annuity covers you indefinitely) and opportunity cost (SWP captures market upside).